From dfdc1c16424b4d0b65bcac3137220f93c7f31476 Mon Sep 17 00:00:00 2001 From: Mai Lavelle Date: Sat, 19 Feb 2022 19:58:38 -0500 Subject: [PATCH] Fix deleting of directories on Linux Trailing slash of directories was mishandled, and incorrect derived paths were formed. Stripping the slash fixes this. --- platform/linuxbsd/os_linuxbsd.cpp | 39 ++++++++++++++++--------------- 1 file changed, 20 insertions(+), 19 deletions(-) diff --git a/platform/linuxbsd/os_linuxbsd.cpp b/platform/linuxbsd/os_linuxbsd.cpp index d876932a830..205c8e49184 100644 --- a/platform/linuxbsd/os_linuxbsd.cpp +++ b/platform/linuxbsd/os_linuxbsd.cpp @@ -398,9 +398,11 @@ static String get_mountpoint(const String &p_path) { } Error OS_LinuxBSD::move_to_trash(const String &p_path) { + String path = p_path.rstrip("/"); // Strip trailing slash when path points to a directory + int err_code; List args; - args.push_back(p_path); + args.push_back(path); args.push_front("trash"); // The command is `gio trash ` so we need to add it to args. Error result = execute("gio", args, nullptr, &err_code); // For GNOME based machines. if (result == OK && !err_code) { @@ -430,14 +432,14 @@ Error OS_LinuxBSD::move_to_trash(const String &p_path) { // If the commands `kioclient5`, `gio` or `gvfs-trash` don't exist on the system we do it manually. String trash_path = ""; - String mnt = get_mountpoint(p_path); + String mnt = get_mountpoint(path); // If there is a directory "[Mountpoint]/.Trash-[UID], use it as the trash can. if (!mnt.is_empty()) { - String path(mnt + "/.Trash-" + itos(getuid())); + String mountpoint_trash_path(mnt + "/.Trash-" + itos(getuid())); struct stat s; - if (!stat(path.utf8().get_data(), &s)) { - trash_path = path; + if (!stat(mountpoint_trash_path.utf8().get_data(), &s)) { + trash_path = mountpoint_trash_path; } } @@ -468,18 +470,15 @@ Error OS_LinuxBSD::move_to_trash(const String &p_path) { // Issue an error if trash can is not created properly. ERR_FAIL_COND_V_MSG(err != OK, err, "Could not create the trash path \"" + trash_path + "\""); err = dir_access->make_dir_recursive(trash_path + "/files"); - ERR_FAIL_COND_V_MSG(err != OK, err, "Could not create the trash path \"" + trash_path + "\"/files"); + ERR_FAIL_COND_V_MSG(err != OK, err, "Could not create the trash path \"" + trash_path + "/files\""); err = dir_access->make_dir_recursive(trash_path + "/info"); - ERR_FAIL_COND_V_MSG(err != OK, err, "Could not create the trash path \"" + trash_path + "\"/info"); + ERR_FAIL_COND_V_MSG(err != OK, err, "Could not create the trash path \"" + trash_path + "/info\""); } // The trash can is successfully created, now we check that we don't exceed our file name length limit. // If the file name is too long trim it so we can add the identifying number and ".trashinfo". // Assumes that the file name length limit is 255 characters. - String file_name = p_path.get_file(); - if (file_name.length() == 0) { - file_name = p_path.get_base_dir().get_file(); - } + String file_name = path.get_file(); if (file_name.length() > 240) { file_name = file_name.substr(0, file_name.length() - 15); } @@ -502,29 +501,31 @@ Error OS_LinuxBSD::move_to_trash(const String &p_path) { } file_name = fn; + String renamed_path = path.get_base_dir() + "/" + file_name; + // Generates the .trashinfo file OS::Date date = OS::get_singleton()->get_date(false); OS::Time time = OS::get_singleton()->get_time(false); String timestamp = vformat("%04d-%02d-%02dT%02d:%02d:", date.year, (int)date.month, date.day, time.hour, time.minute); timestamp = vformat("%s%02d", timestamp, time.second); // vformat only supports up to 6 arguments. - String trash_info = "[Trash Info]\nPath=" + p_path.uri_encode() + "\nDeletionDate=" + timestamp + "\n"; + String trash_info = "[Trash Info]\nPath=" + path.uri_encode() + "\nDeletionDate=" + timestamp + "\n"; { Error err; FileAccessRef file = FileAccess::open(trash_path + "/info/" + file_name + ".trashinfo", FileAccess::WRITE, &err); - ERR_FAIL_COND_V_MSG(err != OK, err, "Can't create trashinfo file:" + trash_path + "/info/" + file_name + ".trashinfo"); + ERR_FAIL_COND_V_MSG(err != OK, err, "Can't create trashinfo file: \"" + trash_path + "/info/" + file_name + ".trashinfo\""); file->store_string(trash_info); file->close(); // Rename our resource before moving it to the trash can. DirAccessRef dir_access = DirAccess::create(DirAccess::ACCESS_FILESYSTEM); - err = dir_access->rename(p_path, p_path.get_base_dir() + "/" + file_name); - ERR_FAIL_COND_V_MSG(err != OK, err, "Can't rename file \"" + p_path + "\""); + err = dir_access->rename(path, renamed_path); + ERR_FAIL_COND_V_MSG(err != OK, err, "Can't rename file \"" + path + "\" to \"" + renamed_path + "\""); } // Move the given resource to the trash can. // Do not use DirAccess:rename() because it can't move files across multiple mountpoints. List mv_args; - mv_args.push_back(p_path.get_base_dir() + "/" + file_name); + mv_args.push_back(renamed_path); mv_args.push_back(trash_path + "/files"); { int retval; @@ -532,11 +533,11 @@ Error OS_LinuxBSD::move_to_trash(const String &p_path) { // Issue an error if "mv" failed to move the given resource to the trash can. if (err != OK || retval != 0) { - ERR_PRINT("move_to_trash: Could not move the resource \"" + p_path + "\" to the trash can \"" + trash_path + "/files\""); + ERR_PRINT("move_to_trash: Could not move the resource \"" + path + "\" to the trash can \"" + trash_path + "/files\""); DirAccess *dir_access = DirAccess::create(DirAccess::ACCESS_FILESYSTEM); - err = dir_access->rename(p_path.get_base_dir() + "/" + file_name, p_path); + err = dir_access->rename(renamed_path, path); memdelete(dir_access); - ERR_FAIL_COND_V_MSG(err != OK, err, "Could not rename " + p_path.get_base_dir() + "/" + file_name + " back to its original name:" + p_path); + ERR_FAIL_COND_V_MSG(err != OK, err, "Could not rename \"" + renamed_path + "\" back to its original name: \"" + path + "\""); return FAILED; } }